com.contentstack.sdk.CSHttpConnection Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of java Show documentation
Show all versions of java Show documentation
Java SDK for Contentstack Content Delivery API
package com.contentstack.sdk;
import com.contentstack.sdk.utility.CSAppConstants;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.*;
import java.net.*;
import java.util.*;
/**
* @Author Contentstack
*
* MIT License
*
* Copyright (c) 2012 - 2019 Contentstack
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
public class CSHttpConnection implements IURLRequestHTTP{
private static final String TAG = "CSHttpConnection";
private String urlPath;
private String controller;
private LinkedHashMap headers;
private String info;
private JSONObject requestJSON;
private IRequestModelHTTP connectionRequest;
private ResultCallBack callBackObject;
private CSAppConstants.RequestMethod requestMethod;
private JSONObject responseJSON;
public HashMap getFormParams() {
return formParams;
}
public void setFormParams(HashMap formParams) {
this.formParams = formParams;
}
private HashMap formParams;
private boolean treatDuplicateKeysAsArrayItems;
public CSHttpConnection(String urlToCall, IRequestModelHTTP csConnectionRequest) {
this.urlPath = urlToCall;
this.connectionRequest = csConnectionRequest;
}
@Override
public void setController(String controller) {
this.controller = controller;
}
@Override
public String getController() {
return controller;
}
@Override
public void setHeaders(LinkedHashMap headers) {
this.headers = headers;
}
@Override
public LinkedHashMap getHeaders() {
return headers;
}
@Override
public void setInfo(String info) {
this.info = info;
}
@Override
public String getInfo() {
return info;
}
public void setFormParamsPOST(JSONObject requestJSON) {
this.requestJSON = null;
this.requestJSON = requestJSON;
}
@Override
public void setCallBackObject(ResultCallBack callBackObject) {
this.callBackObject = callBackObject;
}
@Override
public ResultCallBack getCallBackObject() {
return callBackObject;
}
@Override
public void setTreatDuplicateKeysAsArrayItems(boolean treatDuplicateKeysAsArrayItems) {
this.treatDuplicateKeysAsArrayItems = treatDuplicateKeysAsArrayItems;
}
@Override
public boolean getTreatDuplicateKeysAsArrayItems() {
return treatDuplicateKeysAsArrayItems;
}
@Override
public void setRequestMethod(CSAppConstants.RequestMethod requestMethod) {
this.requestMethod = requestMethod;
}
@Override
public CSAppConstants.RequestMethod getRequestMethod() {
return requestMethod;
}
@Override
public JSONObject getResponse() {
return responseJSON;
}
public String setFormParamsGET(HashMap params){
if(params != null && params.size() > 0){
String urlParams = null;
urlParams = info.equalsIgnoreCase(CSAppConstants.callController.QUERY.name()) || info.equalsIgnoreCase(CSAppConstants.callController.ENTRY.name()) ? getParams(params) : null;
if(urlParams==null) {
for (Map.Entry e : params.entrySet()) {
if (urlParams == null) {
urlParams = "?" + e.getKey() + "=" + e.getValue();
} else {
urlParams += "&" + e.getKey() + "=" + e.getValue();
}
}
}
return urlParams;
}
return null;
}
private String getParams(HashMap params) {
String urlParams = "?";
for (Map.Entry e : params.entrySet()) {
String key = e.getKey();
Object value = e.getValue();
try {
if (key.equalsIgnoreCase("include[]")) {
key = URLEncoder.encode(key, "UTF-8");
JSONArray array = (JSONArray) value;
for (int i = 0; i < array.length(); i++) {
urlParams += urlParams.equals("?") ? key + "=" + array.opt(i) : "&" + key + "=" + array.opt(i);
}
} else if(key.equalsIgnoreCase("only[BASE][]")){
key = URLEncoder.encode(key, "UTF-8");
JSONArray array = (JSONArray) value;
for (int i = 0; i < array.length(); i++) {
urlParams += urlParams.equals("?") ? key + "=" + array.opt(i) : "&" + key + "=" + array.opt(i);
}
} else if(key.equalsIgnoreCase("except[BASE][]")){
key = URLEncoder.encode(key, "UTF-8");
JSONArray array = (JSONArray) value;
for (int i = 0; i < array.length(); i++) {
urlParams += urlParams.equals("?") ? key + "=" + array.opt(i) : "&" + key + "=" + array.opt(i);
}
} else if(key.equalsIgnoreCase("only")){
JSONObject onlyJSON = (JSONObject) value;
Iterator iter = onlyJSON.keys();
while (iter.hasNext()) {
String innerKey = iter.next();
JSONArray array = (JSONArray) onlyJSON.optJSONArray(innerKey);
innerKey = URLEncoder.encode("only["+innerKey+"][]", "UTF-8");
for (int i = 0; i < array.length(); i++) {
urlParams += urlParams.equals("?") ? innerKey + "=" + array.opt(i) : "&" + innerKey + "=" + array.opt(i);
}
}
} else if(key.equalsIgnoreCase("except")){
JSONObject onlyJSON = (JSONObject) value;
Iterator iter = onlyJSON.keys();
while (iter.hasNext()) {
String innerKey = iter.next();
JSONArray array = (JSONArray) onlyJSON.optJSONArray(innerKey);
innerKey = URLEncoder.encode("except["+innerKey+"][]", "UTF-8");
for (int i = 0; i < array.length(); i++) {
urlParams += urlParams.equals("?") ? innerKey + "=" + array.opt(i) : "&" + innerKey + "=" + array.opt(i);
}
}
} else if(key.equalsIgnoreCase("query")){
JSONObject queryJSON = (JSONObject) value;
urlParams += urlParams.equals("?") ? key + "=" + URLEncoder.encode(queryJSON.toString(), "UTF-8") : "&" + key + "=" + URLEncoder.encode(queryJSON.toString(), "UTF-8");
}else{
urlParams += urlParams.equals("?") ? key + "=" + value : "&" + key + "=" + value;
}
}catch (Exception e1){
e1.printStackTrace();
}
}
return urlParams;
}
@Override
public void send() {
String url = null;
if(requestMethod == CSAppConstants.RequestMethod.GET){
String params = setFormParamsGET(formParams);
if( params != null) {
url = urlPath + params;
}
else {
url = urlPath;
}
}else{
url = urlPath;
}
try {
sendGET(url);
} catch (IOException | JSONException e) {
e.printStackTrace();
}
}
private void sendGET(String GET_URL) throws IOException, JSONException {
URL obj = new URL(GET_URL);
HttpURLConnection con = (HttpURLConnection) obj.openConnection();
con.setRequestMethod("GET");
if (this.headers.containsKey("api_key")){
con.setRequestProperty("api_key", headers.get("api_key").toString());
}
if (this.headers.containsKey("access_token")){
con.setRequestProperty("access_token", headers.get("access_token").toString());
}
if (this.headers.containsKey("environment")){
con.setRequestProperty("environment", headers.get("environment").toString());
}
con.setRequestProperty("X-User-Agent", defaultUserAgent()+"/"+ CSAppConstants.SDK_VERSION);
con.setRequestProperty("Content-Type", "application/json");
int responseCode = con.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_OK) { // success
BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
String inputLine;
StringBuilder response = new StringBuilder();
while ((inputLine = in.readLine()) != null) {
StringBuilder append = response.append(inputLine);
}
in.close();
responseJSON = new JSONObject(response.toString());
connectionRequest.onRequestFinished(CSHttpConnection.this);
} else {
Stack.log("CSHttpConnection", "GET request not worked");
generateBuiltError(con);
}
}
private String defaultUserAgent() {
String agent = System.getProperty("http.agent");
return agent != null ? agent : ("Java" + System.getProperty("java.version"));
}
private void generateBuiltError(HttpURLConnection connection){
try {
int statusCode = 0;
responseJSON = new JSONObject();
responseJSON.put("error_message", CSAppConstants.ErrorMessage_Default);
if(connection != null){
String responseMessage = connection.getResponseMessage();
statusCode = connection.getResponseCode();
try {
if (connection.getResponseMessage() == null && connection.getResponseMessage().equalsIgnoreCase("")) {
statusCode = connection.getResponseCode();
responseJSON.put("error_message", CSAppConstants.ErrorMessage_Default);
}else{
if(responseMessage.toString().equalsIgnoreCase("NoConnectionError")){
responseJSON.put("error_message", CSAppConstants.ErrorMessage_VolleyNoConnectionError);
}else if(responseMessage.toString().equalsIgnoreCase("AuthFailureError")){
responseJSON.put("error_message", CSAppConstants.ErrorMessage_VolleyAuthFailureError);
}else if(responseMessage.toString().equalsIgnoreCase("NetworkError")){
responseJSON.put("error_message", CSAppConstants.ErrorMessage_NoNetwork);
}else if(responseMessage.toString().equalsIgnoreCase("ParseError")){
responseJSON.put("error_message", CSAppConstants.ErrorMessage_VolleyParseError);
}else if(responseMessage.toString().equalsIgnoreCase("ServerError")){
responseJSON.put("error_message", CSAppConstants.ErrorMessage_VolleyServerError);
}else if(responseMessage.toString().equalsIgnoreCase("TimeoutError")){
responseJSON.put("error_message", CSAppConstants.ErrorMessage_VolleyServerError);
} else {
responseJSON.put("error_message", responseMessage);
}
JSONObject jsonObject = new JSONObject();
jsonObject.put("errors", responseMessage.toString());
responseJSON.put("errors", jsonObject);
}
connectionRequest.onRequestFailed(responseJSON, statusCode, callBackObject);
}catch(Exception e){
connectionRequest.onRequestFailed(responseJSON, 0, callBackObject);
}
} else {
connectionRequest.onRequestFailed(responseJSON, 0, callBackObject);
}
}catch (Exception exception) {
exception.printStackTrace();
}
}
}